/**
* load a rask
*
* @param Charcoal_ObjectPath $obj_path
* @param Charcoal_String|string $path
* @param Charcoal_ITaskManager $task_manager
*
* @return Charcoal_ITask|NULL
*/
private function loadTask($obj_path, $path, $task_manager)
{
// Charcoal_ParamTrait::validateObjectPath( 1, $obj_path );
// Charcoal_ParamTrait::validateString( 2, $path );
// Charcoal_ParamTrait::validateImplements( 3, 'Charcoal_ITaskManager', $task_manager );
// file base name
$base_name = basename($path);
// retrieve class name from file name
$pos = strpos($base_name, '.class.php');
$class_name = substr($base_name, 0, $pos);
// include source file
Charcoal_Framework::loadSourceFile($path);
// create new instance
$klass = new Charcoal_Class($class_name);
$task = $klass->newInstance();
// check if th object implements Charcoal_Task interface
if (!$task instanceof Charcoal_Task) {
// Invoke Exception
_throw(new Charcoal_InterfaceImplementException($task, 'Charcoal_Task'));
}
log_info('system, event, debug', "created task[{$task}] in module[{$obj_path}]");
// build object path for the task
$obj_name = $task->getObjectName();
$task_path = s($obj_name . '@' . $obj_path->getVirtualPath());
// set task property
$task->setObjectPath($task_path);
$task->setTypeName('task');
$task->setSandbox($this->getSandbox());
// load object config
$config = Charcoal_ConfigLoader::loadConfig($this->getSandbox(), $task_path, 'task');
$config = new Charcoal_Config($this->getSandbox()->getEnvironment(), $config);
// configure task
$task->configure($config);
// log_info( 'system, event, debug', "task[$task] configured.");
// regiser task
$task_manager->registerTask($task_path, $task);
log_info('system, event, debug', "task[{$class_name}] registered as: [{$task_path}]");
return $task;
}
/**
* create class loader
*
* @param string $obj_path class loader's object path to create
*
* @return Charcoal_IClassLoader class loader object
*/
public function createClassLoader($obj_path)
{
// Charcoal_ParamTrait::validateStringOrObjectPath( 1, $obj_path );
$class_loader = NULL;
try {
$obj_path = is_string($obj_path) ? new Charcoal_ObjectPath($obj_path) : $obj_path;
// Configをロード
$config = Charcoal_ConfigLoader::loadConfig($this, $obj_path, 'class_loader');
$config = new Charcoal_Config($this->environment, $config);
// クラス名を取得
$class_name = $config->getString('class_name');
if ($class_name === NULL) {
_throw(new Charcoal_ClassLoaderConfigException($obj_path, 'class_name', 'mandatory'));
}
$class_name = us($class_name);
// project directory
$project_dir = Charcoal_ResourceLocator::getProjectPath();
// ソースの取り込み
$source_path = $project_dir . '/app/' . CHARCOAL_APPLICATION . '/class/class_loader/' . $class_name . '.class.php';
if (is_readable($source_path)) {
/** @noinspection PhpIncludeInspection */
include $source_path;
} else {
$source_path = $project_dir . '/class/class_loader/' . $class_name . '.class.php';
if (is_readable($source_path)) {
/** @noinspection PhpIncludeInspection */
include $source_path;
}
}
// クラスローダのインスタンス生成
$klass = new Charcoal_Class($class_name);
/** @var Charcoal_IClassLoader $class_loader */
$class_loader = $klass->newInstance();
$class_loader->setSandbox($this);
// インタフェース確認
$interface = new Charcoal_Interface('Charcoal_IClassLoader');
$interface->validateImplements($class_loader);
// log_info( 'system', "factory", "クラスローダ[" . us($object_path) . "]を作成しました。" );
} catch (Exception $ex) {
_catch($ex);
_throw(new Charcoal_CreateClassLoaderException($obj_path, $ex));
}
return $class_loader;
}
/**
* load component
*
* @param string $component_name component path
* @param Charcoal_Vector $args constructor arguments
*/
public function loadComponent($component_name, $args = array())
{
try {
$component_name = us($component_name);
// log_info( "system,container", "container", "Loading component: [$component_name]");
// コンポーネント設定ファイルの読み込み
$obj_path = new Charcoal_ObjectPath($component_name);
$config = Charcoal_ConfigLoader::loadConfig($this->sandbox, $obj_path, 'component');
$config = new Charcoal_Config($this->sandbox->getEnvironment(), $config);
// キャッシュに保存
$this->component_configs[$component_name] = $config;
// クラス名を取得
$class_name = $config->getString('class_name');
if ($class_name === NULL) {
_throw(new Charcoal_ComponentConfigException($component_name, "class_name", "mandatory"));
}
// create class object
$klass = new Charcoal_Class($class_name);
// コンポーネントスコープを取得
$scope = $config->getString('scope', self::SCOPE_REQUEST);
$scope = us($scope);
// コンポーネントスコープによって生成方法を変更
$component = NULL;
switch ($scope) {
case self::SCOPE_SESSION:
// コンポーネントのインスタンスをセッションから復元
$component = unserialize($_SESSION[$component_name]);
// セッションになければ、インスタンスを生成
if ($component == NULL) {
$component = $klass->newInstance($args);
}
break;
case self::SCOPE_TRANSIENT:
case self::SCOPE_REQUEST:
// コンポーネントのインスタンス生成
$component = $klass->newInstance($args);
break;
default:
// scopeに指定されたワードが不正
_throw(new Charcoal_ComponentConfigException($component_name, 'scope', "invalid scope value:{$scope}"));
break;
}
// initialize component
$component->setComponentName($component_name);
$component->setSandbox($this->sandbox);
// 生成したインスタンスがIComponentインタフェースを実装しているか確認
if (!$component instanceof Charcoal_IComponent) {
// 実装例外
_throw(new Charcoal_InterfaceImplementException($class_name, "Charcoal_IComponent"));
}
// コンポーネントを初期化
// log_info( "system,container", "container", "configuring component: [$component_name]");
$component->configure($config);
// コンポーネントを配列に登録
if ($scope == self::SCOPE_SESSION || $scope == self::SCOPE_REQUEST) {
$this->components[$component_name] = $component;
}
// log_info( "system,container", "container", "loaded component: [$component_name]");
// ロードしたコンポーネントを返却
return $component;
} catch (Exception $ex) {
_catch($ex);
// rethrow exception
_throw(new Charcoal_ComponentLoadingException($component_name, $ex));
}
}